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Ruby Arrays: select(), collect(), and map()
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edited Oct 23 '18 at 21:01
SgtPooki
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answered M...
Twig: in_array or similar possible within if statement?
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edited Apr 30 '15 at 4:42
jake stayman
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answered ...
How do I force git to checkout the master branch and remove carriage returns after I've normalized f
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answered Jun 20 '13 at 20:58
JasonJason
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Django: reverse accessors for foreign keys clashing
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edited Dec 17 '19 at 19:09
phoenix
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answered Mar...
Check if array is empty or null
...to check if an array is empty or null in jQuery. I tried array.length === 0 but it didn't work. It did not throw any error either.
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Javascript: formatting a rounded number to N decimals
...contain information about significant digits; the value 2 is the same as 2.0000000000000. It's when you turn the rounded value into a string that you have make it display a certain number of digits.
You could just add zeroes after the number, something like:
var s = number.toString();
if (s.indexO...
Build.scala, % and %% symbols meaning
...%%:
val appDependencies = Seq(
"org.scala-tools" % "scala-stm_2.9.1" % "0.3"
)
Assuming the scalaVersion for your build is 2.9.1, the following is identical:
val appDependencies = Seq(
"org.scala-tools" %% "scala-stm" % "0.3"
)
As you can see above, if you use %%, you don't have to sp...
Fragment transaction animation: slide in and slide out
...ation XML files in res > anim
enter_from_left.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="-100%p" android:toXDelta="0%"
android:fro...
jQuery hide element while preserving its space in page layout
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– Anthony McGrath
Mar 21 '18 at 17:05
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